package com.chz.config;

import at.pollux.thymeleaf.shiro.dialect.ShiroDialect;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

/**
 * @author 12242
 * @date 2021/11/3 0:23
 * @Describe
 */
@Configuration
public class ShiroConfig {

    //ShiroFilterFactoryBean : 3
    @Bean
    public ShiroFilterFactoryBean getShiroFilterFactoryBean(@Qualifier("getDefaulWebSecurityManager") DefaultWebSecurityManager defaultWebSecurityManager){
        ShiroFilterFactoryBean bean = new ShiroFilterFactoryBean();
        //设置安全管理器
        bean.setSecurityManager(defaultWebSecurityManager);

        //添加shiro的内置过滤器
        /*
        * anon: 无需认证，就可以访问
        * authc: 必须认证了，才能访问
        * user: 必须拥有‘记住我’功能，才能访问
        * perms: 拥有对某个资源的权限，才能访问
        * role: 拥有某个角色权限，才能访问
        * */

        //拦截
        Map<String, String> filterMap = new LinkedHashMap<>();
        //user下的add、update，authc
        //filterMap.put("/user/add","authc");
        //filterMap.put("/user/update","authc");

        //授权，正常情况下，未授权会跳转到未授权页面
        filterMap.put("/user/add","perms[user:add]");
        filterMap.put("/user/update","perms[user:update]");

        filterMap.put("/user/*","authc");
        bean.setFilterChainDefinitionMap(filterMap);

        //设置登录的请求，（如果没有登录,点击了有权限的访问）
        bean.setLoginUrl("/toLogin");
        //未授权页面
        bean.setUnauthorizedUrl("/noauth");

        return bean;
    }

    //DefaultWebSecurityManager : 2
    @Bean
    public DefaultWebSecurityManager getDefaulWebSecurityManager(@Qualifier("userRealm") UserRealm userRealm){
        DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
        //关联UserRealm
        securityManager.setRealm(userRealm);

        return securityManager;

    }

    //创建realm对象，需要自定义类 : 1
    @Bean
    public UserRealm userRealm(){
        return new UserRealm();
    }

    //整合ShiroDialect: 用来整合 shiro thymeleaf
    @Bean
    public ShiroDialect getShiroDialect(){
        return new ShiroDialect();
    }


}



































